Math lesson first grade

Math lesson first grade

How to add single and 2 digit number.

• You see 14+5=...

• so put the larger number in your head which is 14

• then put the smaller number to the big number

• such as 15,16,17,18,19

• you see how there's only five number the fifth number is your answer.

• so 14+5=19

Let's answer some addition problems

• 10+2=

• A:12

• 14+3=

• 17 because 4+3=7 then add 10

• 13+6

• A:19